CLAS Physics Database

Measurement E159M976

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 4.2 — 5.0 GeV2
W: 1.675 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.387602 0.184399
27.0 0.786533 0.184192
45.0 0.864068 0.194333
63.0 0.809796 0.152705
81.0 0.991392 0.176965
99.0 0.874272 0.158592
117.0 0.993124 0.202876
135.0 0.896924 0.181242
153.0 0.808994 0.706864
171.0 0.650346 0.494086